CVE Vulnerability

CVE-2018-17281

There is a stack consumption vulnerability in the res_http_websocket.so module of Asterisk through 13.23.0, 14.7.x through 14.7.7, and 15.x through 15.6.0 and Certified Asterisk through 13.21-cert2. It allows an attacker to crash Asterisk via a specially crafted HTTP request to upgrade the connection to a websocket.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://seclists.org/bugtraq/2018/Sep/53 Mailing List Patch
https://issues.asterisk.org/jira/browse/ASTERISK-28013 Issue Tracking Third Party Advisory
http://www.securitytracker.com/id/1041694 Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2018/Sep/31 Mailing List Patch
http://packetstormsecurity.com/files/149453/Asterisk-Project-Security-Advisory-AST-2018-009.html Third Party Advisory VDB Entry
http://downloads.asterisk.org/pub/security/AST-2018-009.html Patch Vendor Advisory
http://www.securityfocus.com/bid/105389 Third Party Advisory VDB Entry
https://lists.debian.org/debian-lts-announce/2018/09/msg00034.html Mailing List Third Party Advisory
https://www.debian.org/security/2018/dsa-4320 Third Party Advisory
https://security.gentoo.org/glsa/201811-11 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*
cpe:2.3:a:digium:asterisk:*:*:*:*:lts:*:*:*
cpe:2.3:a:digium:asterisk:*:*:*:*:standard:*:*:*
cpe:2.3:a:digium:certified_asterisk:11.6:cert13:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:11.6:cert12:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:11.6:cert14:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:11.6:cert15:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.21:cert2:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.21:cert1:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.13:cert1:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.13:cert2:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.13:cert3:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.13:cert4:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.13:cert5:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.13:cert6:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.13:cert7:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.13:cert8:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.13:cert9:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.8:cert2:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.8:cert3:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.8:cert4:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.8:cert1:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.1:cert4:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.1:cert5:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.1:cert6:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.1:cert7:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.1:cert8:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:13.1:cert3:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:11.6:cert16:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:11.6:cert17:*:*:lts:*:*:*
cpe:2.3:a:digium:certified_asterisk:11.6:cert18:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Information

Published : 2018-09-24 10:29

Updated : 2019-10-03 12:03

NVD link : CVE-2018-17281

Mitre link : CVE-2018-17281

Products Affected
No products.
CWE
CWE-400